Sample OP9875
NavDat sample number 42787 · ANDESITE
Sample
| Sample ID | OP9875 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Lava |
Location
| Latitude | 44.7833 |
|---|---|
| Longitude | -110.467 |
| Location | SW Washburn Range |
| State / province | MT/WY |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 53 | 52 | 55 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.94 | WT% | XRF | |
| TIO2 | 0.67 | WT% | XRF | |
| AL2O3 | 15.11 | WT% | XRF | |
| FE2O3 | 7 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 6.18 | WT% | XRF | |
| CAO | 6.54 | WT% | XRF | |
| NA2O | 3.36 | WT% | XRF | |
| K2O | 1.97 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| TOTAL | 99.07 | WT% | XRF | |
| BA | 1137 | PPM | XRF | |
| V | 149 | PPM | XRF | |
| CR | 312 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| NI | 107 | PPM | XRF | |
| PB | 13 | PPM | XRF | |
| RB | 35 | PPM | XRF | |
| SC | 18 | PPM | XRF | |
| SR | 675 | PPM | XRF | |
| TH | 3 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| ZR | 135 | PPM | XRF |